Medical Definition of analytic. 1  1: of or relating to analysis; especially : separating something into component parts or constituent elements. 2  2: psychoanalytic.
Umbilical arterial (UA) Doppler assessment is used in surveillance of fetal well-being in the third trimester of pregnancy. Abnormal umbilical artery Doppler is a marker of uteroplacental insufficiency and consequent intrauterine growth restriction (IUGR) or suspected pre-eclampsia.
A catheter is a long, soft, hollow tube. An umbilical artery catheter (UAC) allows blood to be taken from an infant at different times, without repeated needle sticks. It can also be used to continuously monitor a babyâs blood pressure. An umbilical artery catheter is most often used if: 1  The baby needs breathing help. 2  The baby needs blood gases and blood pressure monitored. 3  The baby needs strong medicines for blood pressure.